<template>
  <footer class="footer">
    <!-- 统计 -->
    <span class="todo-count">
      合 计:
      <strong>{{list.length}}</strong>
    </span>
    <!-- 清空 -->
    <button class="clear-completed" @click="clear">清空任务</button>
  </footer>
</template>

<script>
export default {
  props: {
    list: {
      type: Array,
      required: true
    }
  },
  methods:{
    clear(){
      this.$emit('clearList')
    }
  }
};
</script>

<style>
</style>